[Bug tree-optimization/111668] [12/13/14 Regression] vrp2 (match and simplify) introduces invalid wide signed Boolean values

[jakub at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=111668

Jakub Jelinek <jakub at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |ASSIGNED
           Assignee|unassigned at gcc dot gnu.org      |jakub at gcc dot gnu.org

--- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Created attachment 56033
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=56033&action=edit
gcc14-pr111668.patch

Untested fix which avoids jumping through << 0 and uses the negations for the
larger precision signed boolean cases.